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# Systems Engineer

- **Company:** Science Applications International Corporation
- **Location:** El Segundo, CA, United States
- **Experience:** Starter
- **Salary:** $80,001.0 - $120,000.0
- **Contract:** Permanent contract
- **Skills:** Data Analysis, Systems Engineering, Configuration Management, Global Positioning Systems (GPS), Python (Programming Language), MATLAB, Requirements Traceability, Software Requirements Analysis, Test Data, System-level Testing, Integration Tests, Information Technology, Modeling and Simulation
- **Published:** October 23, 2026
- **Apply:** https://dejobs.org/x/x/43639CAB4B5B47F19A2177669D671915/job/

## About the Role

* Bachelor's degree in Engineering, Physics, Math, Computer Science, or related technical field and 2+ years of relevant systems/test engineering experience (or Master's with 0-3 years).
 * Experience planning, executing, and documenting system-level tests and analyzing test data to verify requirements, identify anomalies, and support root-cause investigations.
 * Hands-on experience with modeling and simulation tools such as STK, GPS simulators (e.g., Broadsim or equivalent), and/or MATLAB for scenario development and data analysis.
 * Strong analytical and communication skills, with demonstrated ability to work effectively in cross-functional teams and interface with government customers and technical stakeholders., * Experience supporting DoD space programs, preferably U.S. Space Force, Space Systems Command, or GPS/PNT-related missions.
 * Proficiency in MATLAB and/or Python for automating test workflows and advanced data analysis; experience with STK and advanced GPS simulators such as Broadsim.
 * Familiarity with systems engineering best practices (e.g., requirements traceability, verification/validation, configuration management) and use of requirements/test management tools.

## Description

SAIC is seeking a Systems Engineer to support U.S. Space Force Systems Space Systems Command programs in El Segundo, CA. and join the Positioning, Navigation, and Timing (PNT) Systems Engineering & Integration (SE&I) Team. This role will support technical analysis, systems engineering activities, test planning and evaluating test data.

PNT SE&I provides engineering, integration, technical analysis, and subject matter expertise (SME) support to the US Space Force (USSF). As a member of our PNT SE&I Team, you'll work in a fast-paced environment with Government personnel and systems engineers to coordinate test activities with cross-functional engineering teams, cross-government organizations, and technical GPS stakeholders.

Major duties of this position include:

 * Plan, develop, execute, and document test procedures to verify PNT system requirements and performance
 * Support integrated test events to evaluate PNT performance for the USSF, assessing signal acquisition and navigation performance in electronic threat environments
 * Analyze test data, identify anomalies, troubleshoot configuration issues, and support root-cause investigations
 * Develop and maintain test plans for GPS simulator testing
 * Develop and execute simulation-based test scenarios using tools such as STK, Broadsim, and MATLAB
 * Interface with government customers, program leadership, analysts, engineers and technical stakeholders in classified and unclassified environments